Pith Number

pith:XI4J7XXD

pith:2024:XI4J7XXDH2DG56MCQF5SG5PSOP

not attested not anchored not stored refs pending

Efficient and Effective Model Extraction

Fangqi Li, Hongyu Zhu, Shilin Wang, Sichu Liang, Wentao Hu, Wenwen Wang

arxiv:2409.14122 v2 · 2024-09-21 · cs.CR · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XI4J7XXDH2DG56MCQF5SG5PSOP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T09:10:51.305886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba389fdee33e866ef982817b2375f273e85de1225ad9b47eb2ebb587fc24914e

Aliases

arxiv: 2409.14122 · arxiv_version: 2409.14122v2 · doi: 10.48550/arxiv.2409.14122 · pith_short_12: XI4J7XXDH2DG · pith_short_16: XI4J7XXDH2DG56MC · pith_short_8: XI4J7XXD

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XI4J7XXDH2DG56MCQF5SG5PSOP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ba389fdee33e866ef982817b2375f273e85de1225ad9b47eb2ebb587fc24914e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c888030452119767d4584861292f96acb26e721549d90208a79aa0c08ad4fae1",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2024-09-21T12:22:09Z",
    "title_canon_sha256": "6c0e8ccd39c9e4640d9bd375f4414c019b2dd5ac11361459f57f88f7c421cea4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.14122",
    "kind": "arxiv",
    "version": 2
  }
}